Use the following to answer questions:
For each transmitter listed, choose the correct precursor substance from which it is made from the list below.
-GABA ___
A)tyrosine
B)dietary choline
C)glutamate
D)tryptophan

Question

Quizplus · Accepted Answer

GABA is synthesized from glutamate through the action of the enzyme glutamic acid decarboxylase (GAD). Therefore, the correct precursor substance for GABA is glutamate.

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